Therapy dogs have long been known to brighten the moods of patients in hospitals. But could these furry four-legged friends help support the healthcare providers who care for patients? A new study by researchers at The Ohio State University Wexner Medical Center, College of Medicine, and College of Nursing proves the mood-boosting benefits of Buckeye Paws, a therapy dog program that many health care workers say helps reduce emotional exhaustion and improve work engagement.